CN212855296U

CN212855296U - Dust remover denitration catalytic filtration device

Info

Publication number: CN212855296U
Application number: CN202021161406.5U
Authority: CN
Inventors: 朱鹏涛
Original assignee: Dalian Avic Longsheng Environmental Protection Technology Co ltd
Current assignee: Dalian Avic Longsheng Environmental Protection Technology Co ltd
Priority date: 2020-06-21
Filing date: 2020-06-21
Publication date: 2021-04-02
Anticipated expiration: 2030-06-21

Abstract

The utility model relates to the technical field of denitration and dust removal, in particular to a denitration catalytic filtering device of a dust remover, which saves labor and time and improves practicability; including the purifying box, the catalysis filter vat, the central siphon, the second baffle, air pump and drive arrangement, the inside of purifying box is provided with the cavity, the right-hand member bottom of purifying box is provided with the admission line, the output of admission line communicates with each other with the cavity bottom of purifying box, transversely be provided with first baffle in the cavity of purifying box, first baffle divide into upper plenum and lower cavity with the cavity of purifying box, be provided with the installing port that communicates upper plenum and lower cavity on the first baffle, the top of purifying box is provided with the communicating opening with the upper plenum, the top of catalysis filter vat is provided with the bucket edge, the bottom of catalysis filter vat inserts the installing port and stretches out to the lower cavity in, and rely on the bucket edge to fix on first baffle, the second baffle transversely is installed in the upper plenum, be provided with two sets of pipes of discharging fume on the second baffle.

Description

Dust remover denitration catalytic filtration device

Technical Field

The utility model relates to a technical field that the denitration was removed dust especially relates to a dust remover denitration catalytic filtration device.

Background

Nitric oxide generated in flue gas of a coal-fired power plant is combined with water in the air and finally converted into nitric acid and nitrate, wherein the nitric acid is one of the causes of acid rain; it can produce photochemical smog pollution with other pollutants under certain conditions. In recent years, with the rapid development of domestic economy, the discharge amount of nitrogen oxide NOx pollutants is rapidly increased, the ecological environment is seriously polluted, and the nitrogen oxide NOx pollutants become one of important factors for restricting the development of social economy. In the face of increasingly severe air pollution problems, the nation ranks nitrogen oxides as the total air pollutant control objects, the limit value of NOx emission of a power station boiler is regulated to be 100mg/m3, in the flue gas treatment technology, the treatment of the nitrogen oxides mainly adopts a selective reduction method technology, mainly comprises a selective non-catalytic reduction (SNCR) technology and a Selective Catalytic Reduction (SCR) technology, and basically sprays a reducing agent (liquid ammonia or urea solution) into flue gas, wherein when the Selective Catalytic Reduction (SCR) technology is used, dust particles in the flue gas can cover the surface of a catalytic filter barrel to reduce the catalytic activity of the catalytic filter barrel, so that the catalytic filter barrel needs to be frequently cleaned manually in order to keep the efficient operation of a denitration system, the manpower and the time are wasted, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a use manpower sparingly and time, improve dust remover denitration catalytic filtration device of practicality.

The utility model discloses a dust remover denitration catalysis filter equipment, including the purifying box, the catalysis filter vat, the central siphon, the second baffle, air pump and drive arrangement, the inside of purifying box is provided with the cavity, the right-hand member bottom of purifying box is provided with the admission line, the output of admission line communicates with the cavity bottom of purifying box, transversely be provided with first baffle in the cavity of purifying box, first baffle divides the cavity of purifying box into upper chamber and lower chamber, be provided with the installing port that communicates upper chamber and lower chamber on the first baffle, the top of purifying box is provided with the opening that communicates with upper chamber, the top of catalysis filter vat is provided with the bucket edge, the bottom of catalysis filter vat inserts the installing port and stretches out to the lower chamber, and rely on the bucket edge to fix on first baffle, the second baffle transversely is installed in the upper chamber, be provided with two sets of discharge pipes on the second baffle, the central siphon rotatable mounting is on the second baffle, inside the bottom of central siphon stretched into to catalysis filter vat, the input of central siphon passed the second baffle and stretched into to the top of second baffle, was provided with multiunit high pressure nozzle on the central siphon, and the air pump is installed on the second baffle, and the right-hand member of air pump is provided with gas transmission pipeline, the rotatable intercommunication of the output of central siphon input and air pump for the rotatory drive arrangement of driving axle pipe installs on the second baffle.

The utility model discloses a dust remover denitration catalysis filter equipment, wherein drive arrangement still includes the motor, the speed reducer, the driving gear, driven gear, rotary joint and connecting pipe, motor and speed reducer fixed mounting are on the second baffle, the output of motor is connected with the input of speed reducer, driving gear fixed mounting is on the output shaft of speed reducer, the fixed top of establishing at the central siphon of cover of driven gear, the driving gear is connected with driven gear meshing, the input of connecting pipe is connected with the output of air pump, the output of connecting pipe relies on rotary joint and the input rotatable coupling of central siphon.

The utility model discloses a dust remover denitration catalysis filter equipment still includes multiunit fixing bolt, and the bucket is along relying on multiunit fixing bolt fixed mounting on first baffle.

The utility model discloses a dust remover denitration catalysis filter equipment still includes sealing door and screw rod, and the left end bottom of purifying box is provided with clean mouthful, cavity and external world under the clean mouthful intercommunication, and the rotatable left end of installing at the purifying box in top of sealing door, the bottom of sealing door rely on the fixed spiral shell dress of screw rod in the left end of purifying box, and the sealing door seals the left side that covers at clean mouthful.

The utility model discloses a dust remover denitration catalysis filter equipment, the left end of screw rod is provided with the butterfly knob.

The utility model discloses a dust remover denitration catalytic filtration device, the left side of sealing door is provided with the handle.

The utility model discloses a dust remover denitration catalysis filter equipment, the output of two sets of pipes of discharging fume all is located the top of drive arrangement and connecting pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the waste gas that needs to remove dust the denitration gets into to the cavity of resorption in by admission line, get into the last cavity of purifying box and discharge to the external world by two sets of pipes of discharging fume after the catalysis of catalysis filter vat filters, when needs clean catalysis filter vat, start the air pump, blow to catalysis filter vat inside through multiunit high pressure nozzle under the power of air pump, blow off the dust on the catalysis filter vat outer wall, start drive arrangement simultaneously, it is rotatory along central siphon self axis to make the central siphon drive multiunit high pressure nozzle, it is clean to make multiunit high pressure nozzle carry out rotatory gas blowing to catalysis filter vat, be favorable to blowing off the dust on the catalysis filter vat, use manpower sparingly and time, and the practicability is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view of the drive gear and driven gear in structural connection;

FIG. 3 is an enlarged schematic view of section A of FIG. 1;

in the drawings, the reference numbers: 1. a purification box; 2. an air intake duct; 3. a first separator; 4. a catalytic filter vat; 5. a barrel rim; 6. an axle tube; 7. a high pressure spray head; 8. a second separator; 9. an air pump; 10. A gas pipeline; 11. a smoke exhaust pipe; 12. a motor; 13. a speed reducer; 14. a driving gear; 15. A driven gear; 16. a rotary joint; 17. a connecting pipe; 18. fixing the bolt; 19. cleaning the mouth; 20. a sealing door; 21. a screw; 22. a butterfly knob; 23. a handle.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 3, the denitration catalytic filtering device of the dust collector of the present invention comprises a purifying box 1, a catalytic filtering barrel 4, a shaft tube 6, a second partition plate 8, an air pump 9 and a driving device, wherein a chamber is arranged inside the purifying box 1, an air inlet pipe 2 is arranged at the bottom of the right end of the purifying box 1, the output end of the air inlet pipe 2 is communicated with the bottom of the chamber of the purifying box 1, a first partition plate 3 is transversely arranged in the chamber of the purifying box 1, the chamber of the purifying box 1 is divided into an upper chamber and a lower chamber by the first partition plate 3, a mounting port for communicating the upper chamber and the lower chamber is arranged on the first partition plate 3, an opening communicated with the upper chamber is arranged at the top end of the purifying box 1, a barrel edge 5 is arranged at the top end of the catalytic filtering barrel 4, the bottom end of the catalytic filtering barrel 4 is inserted into the mounting port and extends into the chamber and is fixed on the first, two groups of smoke exhaust pipes 11 are arranged on the second partition plate 8, the shaft tube 6 is rotatably arranged on the second partition plate 8, the bottom end of the shaft tube 6 extends into the catalytic filter vat 4, the input end of the shaft tube 6 penetrates through the second partition plate 8 and extends above the second partition plate 8, a plurality of groups of high-pressure spray nozzles 7 are arranged on the shaft tube 6, the air pump 9 is arranged on the second partition plate 8, the right end of the air pump 9 is provided with an air transmission pipeline 10, the input end of the shaft tube 6 is rotatably communicated with the output end of the air pump 9, and a driving device for driving the shaft tube 6 to rotate is arranged on the second partition; the waste gas that needs to remove dust the denitration gets into to the lower cavity indoor by admission line 2, get into the last cavity of purifying box 1 after the catalysis of catalysis filter vat 4 filters and discharge to the external world by two sets of pipes 11 of discharging fume, when needs clean catalysis filter vat 4, start air pump 9, blow to 4 inside high pressure of catalysis filter vat through multiunit high pressure nozzle 7 under the power of air pump 9, blow the dust on 4 outer walls of catalysis filter vat, start drive arrangement simultaneously, make central siphon 6 drive multiunit high pressure nozzle 7 rotatory along 6 self axes of central siphon, it is clean to make multiunit high pressure nozzle 7 rotate to blow to catalysis filter vat 4, be favorable to blowing the dust on catalysis filter vat 4, use manpower sparingly and time, the practicality is improved.

The utility model discloses a dust remover denitration catalysis filter equipment, wherein drive arrangement still includes motor 12, speed reducer 13, driving gear 14, driven gear 15, rotary joint 16 and connecting pipe 17, motor 12 and speed reducer 13 fixed mounting are on second baffle 8, the output of motor 12 is connected with the input of speed reducer 13, driving gear 14 fixed mounting is on the output shaft of speed reducer 13, driven gear 15 fixed cover is established at the top of central siphon 6, driving gear 14 is connected with driven gear 15 meshing, the input of connecting pipe 17 is connected with the output of air pump 9, the output of connecting pipe 17 relies on rotary joint 16 and central siphon 6's input rotatable coupling; through starter motor 12, through the transmission of speed reducer 13, driving gear 14 drives driven gear 15 and central siphon 6 rotatory, and transmission simple structure is convenient for control central siphon 6 rotatory, improves stability.

The denitration catalytic filtering device of the dust remover also comprises a plurality of groups of fixing bolts 18, and the bucket edge 5 is fixedly arranged on the first clapboard 3 by the plurality of groups of fixing bolts 18; by fixing the bucket edge 5 by using a plurality of groups of fixing bolts 18, the catalytic filter bucket 4 is convenient to disassemble and replace for a user, and convenience is improved.

The utility model discloses a dust remover denitration catalysis filter equipment still includes sealing door 20 and screw rod 21, and the left end bottom of purifying box 1 is provided with clean mouthful 19, and clean mouthful 19 communicates lower cavity and external world, and the top of sealing door 20 is rotatable to be installed at the left end of purifying box 1, and the bottom of sealing door 20 relies on screw rod 21 fixed spiral shell dress at the left end of purifying box 1, and sealing door 20 seals to cover in the left side of clean mouthful 19; by installing the sealing door 20, a user can clean dust in the lower chamber conveniently, and convenience is improved.

The utility model discloses a denitration catalytic filter device of a dust remover, a butterfly knob 22 is arranged at the left end of a screw rod 21; by arranging the butterfly knob 22, a user can conveniently screw the screw 21, and convenience is improved.

The utility model discloses a denitration catalytic filter device of a dust remover, the left side of a sealing door 20 is provided with a handle 23; by arranging the handle 23, the user can conveniently open and close the sealing door 20, and convenience is improved.

In the denitration catalytic filtering device of the dust remover, the output ends of the two groups of smoke exhaust pipes 11 are positioned above the driving device and the connecting pipe 17; the output ends of the two groups of smoke exhaust pipes 11 are located above the driving device and the connecting pipe 17, so that the situation that the waste gas directly blows the connecting structures such as the connecting pipe 17 and the like to cause equipment corrosion is reduced, and the stability is improved.

The utility model discloses a dust remover denitration catalysis filter equipment, it is at the during operation, the waste gas that at first needs to remove dust the denitration gets into to the cavity of resorption in by admission line 2, get into the last cavity of purifying box 1 and discharge to the external world by two sets of exhaust pipe 11 after the catalysis of catalysis filter vat 4 filters, when needs clean catalysis filter vat 4, start air pump 9, blow to 4 inside high pressure of catalysis filter vat through multiunit high pressure nozzle 7 under the power of air pump 9, blow down the dust on 4 outer walls of catalysis filter vat, start drive arrangement simultaneously, it is rotatory to make central siphon 6 drive multiunit high pressure nozzle 7 along central siphon 6 self axes, it can to make multiunit high pressure nozzle 7 rotate to the cleanness of blowing catalysis filter vat 4.

The utility model discloses a dust remover denitration catalysis filter equipment, its mounting means, connected mode or set up the mode and be common mechanical system, as long as can reach all can implement of its beneficial effect.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A denitration catalytic filtering device of a dust remover is characterized by comprising a purifying box (1), a catalytic filtering barrel (4), a shaft tube (6), a second partition plate (8), an air pump (9) and a driving device, wherein a cavity is arranged in the purifying box (1), an air inlet pipeline (2) is arranged at the bottom of the right end of the purifying box (1), the output end of the air inlet pipeline (2) is communicated with the bottom of the cavity of the purifying box (1), a first partition plate (3) is transversely arranged in the cavity of the purifying box (1), the cavity of the purifying box (1) is divided into an upper cavity and a lower cavity by the first partition plate (3), a mounting hole for communicating the upper cavity with the lower cavity is formed in the first partition plate (3), an opening communicated with the upper cavity is formed in the top end of the purifying box (1), a barrel edge (5) is arranged at the top end of the catalytic filtering barrel (4), the bottom end of the catalytic filtering barrel (4) is inserted into the mounting, and rely on the bucket to fix on first baffle (3) along (5), second baffle (8) transverse installation is in the epicoele, be provided with two sets of pipes (11) of discharging fume on second baffle (8), central siphon (6) rotatable installation is on second baffle (8), the bottom of central siphon (6) stretches into inside catalysis lauter tun (4), the input of central siphon (6) passes second baffle (8) and stretches into the top to second baffle (8), be provided with multiunit high pressure nozzle (7) on central siphon (6), install on second baffle (8) air pump (9), the right-hand member of air pump (9) is provided with gas transmission pipeline (10), the rotatable intercommunication of output of central siphon (6) input and air pump (9), a drive arrangement for driving central siphon (6) rotation is installed on second baffle (8).

2. The denitration catalytic filter device of the dust remover as set forth in claim 1, wherein the driving device further comprises a motor (12), a speed reducer (13), a driving gear (14), a driven gear (15), a rotary joint (16) and a connecting pipe (17), the motor (12) and the speed reducer (13) are fixedly installed on the second partition (8), an output end of the motor (12) is connected with an input end of the speed reducer (13), the driving gear (14) is fixedly installed on an output shaft of the speed reducer (13), the driven gear (15) is fixedly sleeved on the top of the shaft pipe (6), the driving gear (14) is meshed with the driven gear (15), an input end of the connecting pipe (17) is connected with an output end of the air pump (9), and an output end of the connecting pipe (17) is rotatably connected with an input end of the shaft pipe (6) by means of the rotary joint (16.

3. The de-dusting de-nitrification catalytic filtration apparatus of claim 2, further comprising a plurality of sets of fixing bolts (18), wherein the tub edge (5) is fixedly mounted on the first partition plate (3) by means of the plurality of sets of fixing bolts (18).

4. The denitration catalytic filter device of the dust remover according to claim 3, further comprising a sealing door (20) and a screw (21), wherein the cleaning port (19) is formed at the bottom of the left end of the purification box (1), the cleaning port (19) is communicated with the lower chamber and the outside, the top end of the sealing door (20) is rotatably installed at the left end of the purification box (1), the bottom end of the sealing door (20) is fixedly screwed at the left end of the purification box (1) by means of the screw (21), and the sealing door (20) is hermetically covered at the left side of the cleaning port (19).

5. The denox catalytic filter apparatus of claim 4, wherein a butterfly knob (22) is provided at a left end of the screw (21).

6. The denox catalytic filter apparatus of claim 5, wherein a handle (23) is provided at a left side of the sealing door (20).

7. The de-dusting de-nitrification catalytic filtration apparatus of claim 6, wherein the output ends of the two sets of smoke exhaust pipes (11) are located above the driving means and the connecting pipe (17).